…ium alone.
Bring these questions to your visit
Ask whether food intake and absorption provide enough protein and whether the rest of your bone-health evaluation is complete. A specific amino acid result should be interpreted with the whole…
…tion
Phenylalanine is an essential amino acid obtained from food. The body can convert it to tyrosine, which helps provide building blocks for catecholamines and other important compounds.
Follow the pathway
Dr. Purser connects protein int…
…ecting the esophagus. It can cause swallowing difficulty or food to become stuck.
Follow the pathway
Dr. Purser discusses IL-4/IL-13 signaling, eosinophils, and the IL-4 receptor alpha target of dupilumab. He considers oxidative stress alo…
…d. Symptoms are not evidence that you need this supplement.
Food sources
Made within the body. Foods containing amino acids are not equivalent to an alpha-ketoglutarate supplement.
Supplement forms
Alpha-ketoglutarate may be supplied with c…
…d. Symptoms are not evidence that you need this supplement.
Food sources
Usually encountered as an herbal preparation or concentrated extract, rather than a source of an essential nutrient.
Supplement forms
Andrographis is an herbal extract…
…rption and the clinical setting with a qualified clinician.
Food sources
Protein foods such as eggs, fish, poultry, meat, dairy, soy and legumes supply amino acids. The body also makes some amino acids.
Supplement forms
L-arginine powders a…
…rption and the clinical setting with a qualified clinician.
Food sources
Protein foods such as eggs, fish, poultry, meat, dairy, soy and legumes supply amino acids. The body also makes some amino acids.
Supplement forms
Usually discussed wi…
A carotenoid pigment found in some algae and seafood.
Also called: Astaxanthin
What it does
A carotenoid pigment found in some algae and seafood.
How supplementation is approached
Astaxanthin is an antioxidant pigment, not an essential vita…
…d. Symptoms are not evidence that you need this supplement.
Food sources
Usually encountered as an herbal preparation or concentrated extract, rather than a source of an essential nutrient.
Supplement forms
Astragalus root preparations diff…
…d. Symptoms are not evidence that you need this supplement.
Food sources
Açaí pulp, puree and unsweetened frozen fruit.
Supplement forms
Açaí fruit, juices and concentrated powders differ in fiber, sugar and extract concentration.
What to t…
…d. Symptoms are not evidence that you need this supplement.
Food sources
Carrots, sweet potatoes, pumpkin and dark leafy greens.
Supplement forms
Beta-carotene appears in some single-ingredient and multivitamin products.
What to track and r…
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